<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item :to="{ path: '/test'}">用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区域 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="9">
          <!-- 搜索与添加 -->
          <el-input v-model="queryInfo.query" placeholder="请输入内容" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
          <el-button type="primary" @click="fankui">反馈</el-button>
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userlist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态" prop="mg_state">
          <template slot-scope="scope" >
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-tooltip content="修改信息" effect="dark" placement="top" :enterable="false">
              <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            </el-tooltip>
            <el-tooltip  content="删除该成员" effect="dark" placement="top" :enterable="false">
              <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
            </el-tooltip>
            <el-tooltip content="分配角色" effect="dark" placement="top" :enterable="false">
              <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total">
      </el-pagination>
    </el-card>
    <!-- 添加用户的对话框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <!-- 内容主体区 -->
      <el-form :model="addForm" status-icon :rules="addFormRules" ref="addFormRef" label-width="100px" class="demo-ruleForm">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input type="password" v-model="addForm.password" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input type="text" v-model="addForm.email" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="电话" prop="mobile">
          <el-input type="text" v-model="addForm.mobile" autocomplete="off"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区-->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改用户对话框 -->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editDialogClosed"
    >
      <el-form ref="editFormRef" :model="editForm" label-width="70px" :rules="editFormRules">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="电话" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false" >取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>
<script>

  export default {
    data() {
      // 验证邮箱的规则
      var checkEmail = (rule, value, cb) => {
        const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
        if (regEmail.test(value)) {
          return cb()
        }
        cb(new Error('请输入合法的邮箱'))
      }

      // 验证手机号的规则
      var checkMobile = (rule, value, cb) => {
        const regMobile = /^1([358][0-9]|4[01456879]|6[2567]|7[0135678]|9[012356789])[0-9]{8}$/
        if (regMobile.test(value)) {
          return cb()
        }
        cb(new Error('请输入合法的手机号'))
      }
      var validatePass2 = (rule, value, callback) => {
        if (value === '') {
          callback(new Error('请再次输入密码'))
        } else if (value !== this.addForm.password) {
          callback(new Error('两次输入密码不一致!'))
        } else {
          callback()
        }
      }
      return {
        numberValidateForm: {
          age: ''
        },
        currentPage4: 2,
        msg: 'hello',
        queryInfo: {
          query: '',
          // 当前的页数
          pagenum: 1,
          // 当前页面显示多少条数据
          pagesize: 2
        },
        userlist: [],
        total: 0,
        // 控制添加用户对话框的显示与隐藏
        addDialogVisible: false,
        // 控制修改用户对话框显示与隐藏
        editDialogVisible: false,
        // 添加用户的表单数据
        addForm: {
          username: '',
          password: '',
          email: '',
          mobile: ''
        },
        // 查询到的用户信息对象
        editForm: {},
        checkPass: '',
        // 添加表单验证规则对象
        addFormRules: {
          password: [
            { required: true, message: '请输入密码', trigger: 'blur' }
          ],
          checkPass: [
            { validator: validatePass2, trigger: 'blur' }
          ],
          username: [
            { required: true, message: '请输入用户名', trigger: 'blur' },
            { min: 3, max: 10, message: '用户名的长度在3~10个字符之间', trigger: 'blur' }
          ],
          email: [
            { required: true, message: '请输入邮箱', trigger: 'blur' },
            { validator: checkEmail, trigger: 'blur' }
          ],
          mobile: [
            { required: true, message: '请输入手机号', trigger: 'blur' },
            { validator: checkMobile, trigger: 'blur' }
          ]
        },
        // 修改表单验证规则
        editFormRules: {
          email: [
            { required: true, message: '请输入邮箱', trigger: 'blur' },
            { validator: checkEmail, trigger: 'blur' }
          ],
          mobile: [
            { required: true, message: '请输入手机号', trigger: 'blur' },
            { validator: checkMobile, trigger: 'blur' }
          ]
        }
      }
    },
    created() {
      this.getUserList()
    },
    methods: {
      // 监听当前页面显示多少条数据
      handleSizeChange(newSize) {
        this.queryInfo.pagesize = newSize
        this.getUserList()
      },
      // 监听页码值改变的事件
      handleCurrentChange(newPage) {
        this.queryInfo.pagenum = newPage
        this.getUserList()
      },
      async getUserList() {
        const { data: res } = await this.$http.get('users', {
          params: this.queryInfo
        })
        if (res.meta.status !== 200) {
          return this.$message.error('获取用户列表失败！')
        }
        this.userlist = res.data.users
        this.total = res.data.total
      },
      // 监听 switch 开关状态的改变
      async userStateChanged(userinfo) {
        const { data: res } = await this.$http.put(`/users/${userinfo.id}/state/${userinfo.mg_state}`)
        if (res.meta.status !== 200) {
          userinfo.mg_state = !userinfo.mg_state
          return this.$message.error('更新用户状态失败')
        }
        this.$message.success('更新成功')
      },
      addDialogClosed() {
        this.$refs.addFormRef.resetFields()
      },
      addUser() {
        this.$refs.addFormRef.validate(async valid => {
          console.log(valid)
          if (!valid) return 0
          const { data: res } = await this.$http.post('users', this.addForm)
          if (res.meta.status !== 201) {
            this.$message.error('添加用户失败')
            console.log(res)
            return 0
          }
          this.$message.success('添加用户成功')
          this.addDialogVisible = false
          this.getUserList()
        })
      },
      // 展示用户编辑对话框
      async showEditDialog(id) {
        const { data: res } = await this.$http.get(`users/${id}`)
        if (res.meta.status !== 200) {
          return this.$message.error('查询用户信息失败')
        }
        this.editDialogVisible = true
        this.editForm = res.data
      },
      editDialogClosed() {
        this.$refs.editFormRef.resetFields()
      },
      editUserInfo() {
        this.$refs.editFormRef.validate(async valid => {
          if (!valid) return this.$message.error('更改不通过')
          const { data: res } = await this.$http.put(`users/${this.editForm.id}`, {
            email: this.editForm.email,
            mobile: this.editForm.mobile
          })
          if (res.meta.status !== 200) {
            return this.$message.error('更新用户信息失败！')
          }
          // 关闭对话框
          this.editDialogVisible = false
          this.getUserList()
          this.$message.success('更新成功！')
        })
        this.editDialogVisible = false
      },
      async removeUserById(id) {
        const confirmResult = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        // 如果用户确认删除，则返回为字符串 confirm
        // 如果用户取消了删除，则返回值为字符串 cancel
        if (confirmResult !== 'confirm') {
          return this.$message.info('已取消删除')
        }
        const { data: res } = await this.$http.delete(`users/${id}`)
        if (res.meta.status !== 200) {
          this.$message.error('删除失败了 ')
        }
        this.$message.success('删除成功！ ')
        this.getUserList()
      },
      fankui() {
        this.$router.push('/fankui')
      }
    },
    mounted() {
      console.log(this.userlist)
    }
  }
</script>
<style lang="less" scoped>
  .el-breadcrumb {
    margin-bottom: 15px;
  }
  .el-card {
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.15) !important;
  }
  .el-table {
    margin-top: 15px;
    font-size: 12px;
  }
  .el-table-column {}
  .el-pagination {
    margin-top: 20px;
  }
</style>
